function getProvince(callback) {
    //创建window
    $("<div>").attr("id","pWindow").window({
        width:540,
        height:400,
        closed:true,
        href:'province',
        title:'省份选择器',
        onClose:function () {
            $("#pWindow").window("destroy");
        },
        onLoad:function () {
            $("#aa").click(function () {
               var val = $("#ss").val();
               callback({value:val});
               $("#pWindow").window("close");
            });
        }
    });
    //打开窗口
    $("#pWindow").window("open");
}